<?php
/**
 * Zend Framework
 * LICENSE
 * This source file is subject to the new BSD license that is bundled
 * with this package in the file LICENSE.txt.
 * It is also available through the world-wide-web at this URL:
 * http://framework.zend.com/license/new-bsd
 * If you did not receive a copy of the license and are unable to
 * obtain it through the world-wide-web, please send an email
 * to license@zend.com so we can send you a copy immediately.
 * @category Zend
 * @package Zend_Form
 * @subpackage Element
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 */
/**
 * Zend_Form_Element_Xhtml
 */
require_once 'Zend/Form/Element/Xhtml.php';

/**
 * Submit form element
 * @category Zend
 * @package Zend_Form
 * @subpackage Element
 * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com)
 * @license http://framework.zend.com/license/new-bsd New BSD License
 * @version $Id: Submit.php 24593 2012-01-05 20:35:02Z matthew $
 */
class Zend_Form_Element_Submit extends Zend_Form_Element_Xhtml {

    /**
     * Default view helper to use
     * @var string
     */
    public $helper = 'formSubmit';

    /**
     * Constructor
     * @param string|array|Zend_Config $spec Element name or configuration
     * @param string|array|Zend_Config $options Element value or configuration
     * @return void
     */
    public function __construct ($spec, $options = null) {
        if (is_string ($spec) && ((null !== $options) && is_string ($options))) {
            $options = array('label' => $options);
        }
        if ( ! isset ($options['ignore'])) {
            $options['ignore'] = true;
        }
        parent::__construct ($spec, $options);
    }

    /**
     * Return label
     * If no label is present, returns the currently set name.
     * If a translator is present, returns the translated label.
     * @return string
     */
    public function getLabel () {
        $value = parent::getLabel ();
        if (null === $value) {
            $value = $this -> getName ();
            if (null !== ($translator = $this -> getTranslator ())) {
                return $translator -> translate ($value);
            }
        }
        return $value;
    }

    /**
     * Has this submit button been selected?
     * @return bool
     */
    public function isChecked () {
        $value = $this -> getValue ();
        if (empty ($value)) {
            return false;
        }
        if ($value != $this -> getLabel ()) {
            return false;
        }
        return true;
    }

    /**
     * Default decorators
     * Uses only 'Submit' and 'DtDdWrapper' decorators by default.
     * @return Zend_Form_Element_Submit
     */
    public function loadDefaultDecorators () {
        if ($this -> loadDefaultDecoratorsIsDisabled ()) {
            return $this;
        }
        $decorators = $this -> getDecorators ();
        if (empty ($decorators)) {
            $this -> addDecorator ('Tooltip') -> addDecorator ('ViewHelper') -> addDecorator ('DtDdWrapper');
        }
        return $this;
    }

}
